报告谴责极地地球工程的成本和风险,敦促把重点放在减少排放量上。 Report condemns polar geoengineering as costly and risky, urging focus on reducing emissions instead.

最近一份报告批评极地地球工程提案,如巨型水下海窗帘和重新冻结北极冰块,认为这些提案不可行,费用昂贵,而且具有潜在危害性。 A recent report criticizes polar geoengineering proposals, like giant underwater sea curtains and refreezing Arctic ice, as unviable, costly, and potentially harmful. 研究人员发现这五种受到广泛讨论的方法无效,环境损害的风险和高成本分别超过100亿美元。 Researchers found these five widely-discussed methods ineffective, with risks of environmental damage and high costs exceeding $10 billion each. 相反,报告强调了减少碳排放量对应对气候变化的重要性。 Instead, the report emphasizes the importance of reducing carbon emissions to address climate change.